{"schema":"threatline.record/2","record":{"id":"CVE-2026-102496","aliases":[],"summary":"Apache XMLSchema: Denial of service through deeply nested schema structures","details":"Apache XmlSchema doesn't limit how deeply schema structures can be nested when it builds its schema model, so a malicious schema can make parsing recurse until the stack overflows. This causes a denial of service.\nUsers are recommended to upgrade to version 2.3.3, which fixes this issue.","categories":["Unclassified"],"product":"Apache XMLSchema","vendor":"Apache Software Foundation","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102496","source_modified_at":"2026-09-29T20:12:07.164Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"Apache XMLSchema","vendor":"Apache Software Foundation","versions":[{"status":"affected","version":"0","lessThan":"2.3.3","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102496","source_modified_at":"2026-09-29T20:12:07.164Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"Apache XMLSchema","ecosystem":null},"version":"2.3.3","basis":"first unaffected version stated in the CVE record"}],"cvss":7.5,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00528,"percentile":0.4387,"score_date":"2026-10-23"},"published_at":"2026-09-29T11:34:04.111Z","modified_at":"2026-09-29T20:12:07.164Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-102496","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-09-29T20:12:07.164Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-102496","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://lists.apache.org/thread/9z1vg8wmvwpfw748fb2nb55w4hgbnxol","tags":["vendor-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"none","automatable":"yes","technical_impact":"partial","assessed_at":"2026-09-29T20:11:15.586549Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-09-29T20:12:07.164Z","content_hash":"76a8b71f79d97e4f583900ba277b15ea59931f0ea422ea9fd4e1cc403b8931f0"}}